What border separates Sonora and Chihuahua

National border

State border

Physical boundary

Natural boundary

What is physical geography?

What are the 3 major global wind systems

The most important measure of the size of a river is the a. number of its tributaries. b. size of its watershed. c. width of its mouth. d. volume of its discharge.

10. Which of the following best facilitates the building of ports?

What did coal beds found in Antarctica lead geologists to conclude? A. Plants once grew in Antarctica in a warm climate. B. A land bridge once connected Antarctica and Australia. C. Mammals lived in Antarctica. D. Antarctica was once tropical.

Choose the FALSE statement. a - James Hutton, the father of geology, introduced the principle of uniformitarianism. b - Charles Lyell correctly explained how fossils form and formulated some of the basic principles of relative dating.

How does reclamation protect the environment around a mine?

What does it mean by " outline the major feature of each world region"?

What processes can cause rock to break apart into sediment

The neritic zone is significant as a marine ecosystem because